electromagnetic radiation with a wavelength of 3.5 x 10-12m is scattered from stationary electrons and photons that have been scattered through 50 are detected. after a scattering event the magnitude of the electrons momentum is:

What will a positive and a negative charge do if they are separated from each other?

What was the first instrument to ever record an earthquake?

Atypical jetliner lands at a speed of 146 mi/h and decelerates at the rate of (10.4 mi/h)/s. if the jetliner travels at a constant speed of 146 mi/h for 1.5 s after landing before applying the brakes, what is the total displacement of the jetliner between touchdown on the runway and coming to rest?